American film critic Elvis Mitchell’s kaleidoscopic documentary creates a definitive narrative of the Black revolution in 1970s cinema, from genre films to social realism—a work of painstaking scholarship that’s also thoroughly entertaining, an essential archival document and testament to a period of American film history unlikely to be repeated.。一个疯狂科学家祖父发明了一种遗传转化机,把他4岁的孙子不小心变成了一名30岁男子。婴儿鲍比跑到了外面,他的兄弟姐妹们试图在他们的父母度假回来之前抓住他,并且要防止坏人抓到他。机器值很多钱,但他们只有一天时间,在机器失去能力之前把婴儿鲍比变回来。。